ScHoolboy Q
Also known as Quincy Matthew Hanley
Songs: Collard Greens (& Kendrick Lamar) - Am I Wrong (& Anderson .Paak) - White Walls (& Macklemore & Ryan Lewis & Hollis)

Quarterflash
Songs: Harden My Heart - Find Another Fool

Suzi Quatro
Susan Kay Quatrocchio
Songs: Stumblin' In (& Chris Norman) - If You Can't Give Me Love - Can The Can - The Wild One - Devil Gate Drive

Queen
Freddie Mercury, Brian May, Roger Taylor & John Deacon

See also: We Will Rock You (musical)
Songs: Don't Stop Me Now - Crazy Little Thing Called Love - We Will Rock You - Bohemian Rhapsody - I Want to Break Free

Queen Latifah
Songs: I Know Where I've Been (Hairspray (2007 film)) - When You're Good to Mama (Chicago (film)) - As Time Goes By (& Rod Stewart) - U.N.I.T.Y.

Queens of the Stone Age
Josh Homme, Troy Van Leeuwen, Joey Castillo, Dean Fertita & Michael Shuman
See also: Mark Lanegan
Songs: Make It wit Chu - Go with the Flow - I Sat by the Ocean - You Think I Ain't Worth a Dollar, but I Feel Like a Millionaire - No One Knows

Queensrÿche
Songs: Silent Lucidity - Best I Can - Walk in the Shadows - I Will Remember - The Needle Lies

Freddy Quinn
Songs: Seemann, deine Heimat ist das Meer - Heimweh (Dort wo die Blumen blüh'n) - Hundert Mann und ein Befehl - Unter fremden Sternen - Die gitarre und das meer

Íñigo Quintero
Songs: Si no estás